正确的意识来源于客观世界,错误的思想来源于______。
A.客观世界
B.世界是否有统一性问题
C.世界是有限和无限的问题
D.世界发展源泉的问题
参考答案:A
患者43岁,左上牙急性牙痛,诊断为急性牙髓炎
开髓引流的目的是()
A.减小髓压,止痛
B.去除病变牙髓
C.髓腔消毒
D.去除刺激物
E.降低咬合
Language is p()in that it makes possible the construction and interpretation of new signals by its users. In other words, they can produce and understand an infinitely large number of sentences which they have never heard before.